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Question 1:
a) The aim of a computer network is to increase efficiency and reduce costs. Describe how networks achieve the above.
b) Explain briefly how the bus topology operates. Support your answer with appropriate diagrams.
c) Briefly describe the following terms associated with networking :
a) Server b) Client c) Protocol d) Media
Question 2:
a) Apart from computer viruses, briefly explain THREE other security problems that can emanate from the Internet.
b) Differentiate between a static and a a dynamic web site.
c) What are the differences between electronic mail and paper mail ? How do these affect the modern office?
Q. How are the instructions executed and interpreted? All computers have a Unit which performs arithmetic and logical functions. This Unit is called as Arithmetic and Logic Uni
Parallel Virtual Machine (PVM): PVM (Parallel Virtual Machine) is portable message passing programming system which is designed to link different heterogeneous host machines to
Is the Process before and after the swap are the same? Give reason. Process before swapping is residing in the primary memory in its original form. The regions (text, data and
How to clear a datagrid on a button click? You require to Clear the DataSource of the dataGrid. So try this: dataSet1.Clear(); dataGrid1.DataSource = dataSet1.TableNam
structured programming
Digital Signatures. A digital signature is an electronic rather than a written signature that can be used by someone to validate the uniqueness of the sender of a message or of
Explain Telnet Telnet is a Remote Login.
Q. Explain the following: a) Gray code b) Parity code c) Overflow Q. Give the counting up to 30 in Base 5. Q. Convert (175.6)8 into Gray code and Excess-3 code.
Q. Develop a menu driven program to implement the logic of the following gates. I. AND Gate II. OR Gate III. NOT Gate IV. Exit The user has option to give n number
MTU is specified by? MTU is specified by hardware technology.
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